Robert K. T. Chen

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Wilton, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Integrated circuit package label and/or manifest system
- Patent number 5,153,842
- Issue date Oct 6, 1992
- Pitney Bowes Inc.
- Daniel F. Dlugos
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Postal charge accounting system
- Patent number 4,980,542
- Issue date Dec 25, 1990
- Pitney Bowes Inc.
- Winslow E. Jackson
- G07 - CHECKING-DEVICES
Information Patent Grant
Postage meter value card system
- Patent number 4,978,839
- Issue date Dec 18, 1990
- Pitney Bowes Inc.
- Robert K. T. Chen
- G07 - CHECKING-DEVICES